body {
    padding: 0;
    margin: 0;
    font-family: 'Roboto', sans-serif;
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}
.header{
    position: relative;
    overflow: hidden;
}
.header .title{
    width: 360px;
    animation: animate1 1s;
    transition-timing-function: cubic-bezier(0.255, 0.023, 0.945, 0.389);
}
.header .background{
    width: 100%;
    height: 150px;
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
    /*background: linear-gradient(90deg, rgba(0, 0, 0, 1) 0%, rgba(67, 67, 67, 1) 40.3%, rgba(138, 138, 138, 1) 100%);*/
    background: radial-gradient(50% 50% at 50% 50%, rgba(204, 204, 204, 1) 0%, rgba(0, 0, 0, 1) 100%);
    background-size: 200% 200%;
    animation: animate2 5s linear infinite;
}
@keyframes animate1 {
    0% {
        transform: scale(0.8);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}
@keyframes animate2 {
    0% {
        background-position: 0% 0%;
    }
    25% {
        background-position: 100% 0%;
    }
    50% {
        background-position: 0% 100%;
    }
    75% {
        background-position: 100% 100%;
    }
    100% {
        background-position: 0% 0%;
    }
}